Global Patent Index - EP 0921279 A3

EP 0921279 A3 19990714 -

Publication

EP 0921279 A3 19990714

Application

EP 98309476 A 19981119

Priority

US 98564697 A 19971205

Abstract (en)

[origin: US5787848A] A system for adjusting the operating timing of a cylinder valve system of a reciprocating internal combustion engine determines a static cylinder valve timing based upon at least two engine operating parameters and a time constant for governing the transient behavior of a valve phaser for adjusting valve timing according to the output of a filter.

IPC 1-7

F01L 1/344; F02D 13/02

IPC 8 full level

F01L 1/34 (2006.01); F02D 13/02 (2006.01); F02D 41/00 (2006.01)

CPC (source: EP US)

F01L 1/34 (2013.01 - EP US); F02D 13/0219 (2013.01 - EP US); F02D 41/0002 (2013.01 - EP US); F02D 41/006 (2013.01 - EP US); F01L 2201/00 (2013.01 - EP US); F02D 2041/001 (2013.01 - EP US); F02D 2041/002 (2013.01 - EP US); Y02T 10/12 (2013.01 - EP US); Y02T 10/40 (2013.01 - EP US)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

US 5787848 A 19980804; CA 2254527 A1 19990605; CA 2255032 A1 19990605; DE 69818614 D1 20031106; DE 69818614 T2 20040429; EP 0921279 A2 19990609; EP 0921279 A3 19990714; EP 0921279 B1 20031001

DOCDB simple family (application)

US 98564697 A 19971205; CA 2254527 A 19981125; CA 2255032 A 19981204; DE 69818614 T 19981119; EP 98309476 A 19981119